Low Power-Loss Voltage Regulators
PQ05RF2/PQ05RF21/PQ05RF2V Series
PQ05RF2/21/2V Series
2A Output, Low Power-Loss Voltage Regulators
s Features
¡Low power-loss (Dropout voltage : MAX. 0.5V) ¡Compact resin full-mold package. ¡ Built-in ON/OFF control terminal ( PQ05RF2/PQ05RF21 series) ¡ Built-in output voltage minute adjustment terminal (ripple rejection is improved) (PQ05RF2V series)
s Outline Dimensions
10.2MAX
3.6±0.2
(Unit : mm)
4.5±0.2 2.8±0.2
7.4±0.2
29.1MAX
PQ05RF2
4-1.4
13.5MIN
+0.3 -0
s Model Line-ups
Output voltage 5V Output 9V Output 12V Output15V Output Output voltage PQ05RF2 PQ09RF2 PQ12RF2 PQ15RF2 precision:±5% Output voltage PQ05RF21 PQ09RF21 PQ12RF21 PQ15RF21 precision:±2.5%
Minute adjustment (Output voltage adjustment range:±10%)
4-0.6
+0.2 -0.1
3-(2.54)
(0.5)
PQ05RF2V PQ09RF2V PQ12RF2V PQ15RF2V
1 q 2 q 3 q 4 q
Internal connection diagram
s Applications
¡Series power supply for various electronic equipment such as VCRs, electronic munic instruments
1 Specific IC 4 3 2
s Equivalent Circuit Diagram
PQ05RF2series/PQ05RF21series 1 2 1 PQ05RF2Vseries
PQ05RF2/21series 1 DC input (VIN) 2 DC output (VO) 3 GND 4 ON/OFF control terminal (VC) PQ05RF2Vseries 1 DC input (VIN) 2 DC output (VO) 3 GND 4 Output voltage minute adjustment terminal (VADJ)
2
+
Reference voltage generation circuit
+
Reference voltage generation circuit *ASO protection circuit
4
*ASO protection circuit
4
Output ON/OFF control circuit
Overheat protection circuit
*ASO:Area of Safety Operation
Overheat protection circuit
3
3
· Please refer to the chapter“ Handling Precautions ”.
“ In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device. ”
4.8MAX 15.6±0.5 15.6±0.5
φ3.2±0.1
(1.5)
Low Power-Loss Voltage Regulators
s Absolute Maximum Ratings
Parameter
*1 *1
PQ05RF2/PQ05RF21/PQ05RF2V Series
(Ta=25˚C) Symbol VIN Rating 35 35 2 1.5 18 150 -20 to +80 -40 to +150 260 (For 10s) Unit V V A W W ˚C ˚C ˚C ˚C
Input voltage ON/OFF control terminal voltage PQ05RF2 series PQ05RF21 series
VC IO PD1 PD2 Tj Topr Tstg Tsol
*2
Output current Power dissipation (No heat sink) Power dissipation (With infinite heat sink) Junction temperature Operating temperature Storage temperature Soldering temperature
*1 *2
All are open except GND and applicable terminals. Overheat protection may operate at 125=